@param [String] name @return [Vertex,nil] the vertex with the given name
Attempts to activate the current {#possibility} (given that it hasn’t already been activated) @return [void]
Returns the issuerNameHash of this certificate ID, the hash of the issuer’s distinguished name calculated with the hashAlgorithm.
Returns the issuerKeyHash of this certificate ID, the hash of the issuer’s public key.
See the OpenSSL documentation for ECDSA_verify()
Takes the first digit of the reply code to determine the status type